Home / 27,490,313.28-37,934,419.96-15,888,628.20

Finding the Fourth Proportional to 27,490,313.28, 37,934,419.96 and 15,888,628.20

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Solution

The fourth proportional to 27,490,313.28, 37,934,419.96 and 15,888,628.20 is: 21,925,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,313.28 : 37,934,419.96 = 15,888,628.20 : x
  2. Step 2: Convert to fraction form
    27,490,313.28/37,934,419.96 = 15,888,628.20/x
  3. Step 3: Cross multiply
    27,490,313.28x = 37,934,419.96 × 15,888,628.20
  4. Step 4: Simplify right side
    27,490,313.28x = 602,725,894,647,655.62
  5. Step 5: Solve for x
    x = 602,725,894,647,655.62/27,490,313.28
  6. Step 6: Final answer
    x = 21,925,028.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.